How is a composite entity represented in an ERD, and what is its function? Illustrate the Crow’s Foot model.
Answer to relevant QuestionsDescribe precisely the composition of the DEPENDENT weak entity’s primary key. Use proper terminology in your answer.The Hudson Engineering Group (HEG) has contacted you to create a conceptual model whose application will meet the expected database requirements for the company’s training program. The HEG administrator gives you the ...What is an overlapping subtype? Give an example.What is the most common design trap, and how does it occur?In Chapter 4, you saw the creation of the Tiny College database design. That design reflected such business rules as “a professor may advise many students” and “a professor may chair one department.” Modify the ...
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